The Fire TV streaming-media box is an impressive living room debut for Amazon, with standout features like voice search, gaming, and superfast video streaming, but it falls short of being an elite streamer -- at least for now.

Apple's World Wide Developer's Conference (WWDC) has come and gone without the widely expected announcement of a new Apple TV box. But the company may still announce a replacement for the venerable streamer this year. If it does, here's what it could look like.